Home / 14,252.72-21,378.04-4,892.36

Finding the Fourth Proportional to 14,252.72, 21,378.04 and 4,892.36

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Solution

The fourth proportional to 14,252.72, 21,378.04 and 4,892.36 is: 7,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.72 : 21,378.04 = 4,892.36 : x
  2. Step 2: Convert to fraction form
    14,252.72/21,378.04 = 4,892.36/x
  3. Step 3: Cross multiply
    14,252.72x = 21,378.04 × 4,892.36
  4. Step 4: Simplify right side
    14,252.72x = 104,589,067.77
  5. Step 5: Solve for x
    x = 104,589,067.77/14,252.72
  6. Step 6: Final answer
    x = 7,338.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.